@article{10_4064_aa_14_1_113_116,
     author = {Clifton Whyburn},
     title = {The density of power residues and non-residues in subintervals [1, \ensuremath{\sqrt{}}p]},
     journal = {Acta Arithmetica},
     pages = {113--116},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {1968},
     doi = {10.4064/aa-14-1-113-116},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-14-1-113-116/}
}